TL431CD The TL431CD from STMicroelectronics is an adjustable precision shunt regulator. It offers a programmable output voltage from Vref up to 36V and operates with a sink current capability of 1.0 mA to 100 mA.
Mfr Part #:

TL431CD

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The TL431CD from STMicroelectronics is an adjustable precision shunt regulator. It offers a programmable output voltage from Vref up to 36V and operates with a sink current capability of 1.0 mA to 100 mA.
✓ Total Stock: 1,937 pcs
$ Price Range: $0.30

TL431CD Available from 4 distributors

✓ Authorised
✓ Non-Authorised

TL431CD Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Halogen Free
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
Output Voltage
SVHC Present
Tape & Reel
Temperature Coefficient

TL431CD Description

Short technical summary and product information.

The TL431CD is a three-terminal programmable precision reference from STMicroelectronics, functioning as an adjustable shunt regulator diode. It allows for a programmable output voltage ranging from its reference voltage (approximately 2.5V) up to 36V, set using two external resistors.

 

Key electrical characteristics include a typical output impedance of 0.22Ω and a sink current capability spanning from 1.0 mA to 100 mA. The device is designed for stable operation over its rated temperature range, with a typical equivalent full-range temperature coefficient of 50 ppm/°C.

 

This component is housed in a surface-mount SOIC-8 package. It is suitable for various applications such as digital voltmeters, power supplies, and op-amp circuitry, serving as an excellent replacement for zener diodes.

 

The TL431CD is RoHS3 compliant and halogen-free, with an MSL rating of Level 1.

TL431CD Quick Information

Product Type: Shunt Voltage Regulator
Canonical Name: TL431CD Adjustable Precision Shunt Regulator
Subcategory: Shunt Voltage Regulator

TL431CD Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TL431CD Estimated Pricing

Qty Low High
1+ $0.30 $0.30

Estimated market price range - modelled values for guidance only, not live distributor offers.

TL431CD Features

  • Programmable output voltage up to 36V.
  • Sink current capability from 1mA to 100mA.
  • Low dynamic output impedance of 0.22Ω.
  • Surface mount SOIC-8 package.
  • RoHS3 compliant and halogen-free.

TL431CD Applications

  • Used in adjustable power supplies.
  • Suitable for digital voltmeter circuits.
  • Applicable in op-amp circuitry.
  • Replaces zener diodes in many applications.

TL431CD FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reference voltage for the TL431CD?

The reference voltage for the TL431CD is approximately 2.5V.

What is the programmable output voltage range for the TL431CD?

The output voltage can be programmed from Vref up to 36V.

What is the sink current capability of the TL431CD?

The sink current capability ranges from 1.0 mA to 100 mA.

What is the operating temperature range for the TL431CD?

The operating temperature range is 0°C to 70°C.

What package type is the TL431CD available in?

The TL431CD is available in an SOIC-8 package.

Is the TL431CD RoHS compliant?

Yes, the TL431CD is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the TL431CD?

The MSL for the TL431CD is Level 1 Unlimited.

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